Triangle XYZ is reflected across the x axis to Obtain triangle C1 Y1 Z1 .

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Let r = 3. what is the value of r + 58?

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.